GENERAL SAFETY PRECAUTIONS
a spark arrestor mesh. Check whether the muffler on your machine is fitted with this kind of mesh.
For mufflers it is very important that you follow the instructions on checking, maintaining and servicing your machine.
Never use a machine that has a faulty muffler.
Regularly check that the muffler is securely attached to the machine.
If the muffler on your machine is fitted with a spark arrestor mesh this must be cleaned regularly. A blocked mesh will cause the engine to overheat and may lead to serious damage.
WARNING! Mufflers fitted with catalytic
! converters get very hot during use and remain so for some time after stopping. This also applies at idle speed. Contact can result in burns to the skin.
Remember the risk of fire!
WARNING! The inside of the muffler
! contain chemicals that may be carcinogenic. Avoid contact with these elements in the event of a damaged muffler.
WARNING! Bear in mind that:
! The exhaust fumes from the engine are hot and may contain sparks which can start a fire. Never start the machine indoors or near combustible material!
Blades
To ensure good cutting results it is important that the contact pressure between the blades is correct. The contact pressure is adjusted by turning the screws on the underside of the bar clockwise as far as they will go. Then turn the screws anticlockwise a 1/4 turn. Lock the screws using the locking nut on the top of the bar. Check that the screws are loose enough to allow the washers under the screw heads to slide sideways.
When the blades are correctly adjusted the play between the blades should be
The edges of the blades are too hard to be filed. Dull blades should be sharpened using a grinder.
Replace the blades if they are bent or damaged.
Blade guard
(327HDA65)
The blade guard (A) is intended to protect against any part of the body coming into contact with the blades (B).
A
B
Check that the blade guard is not damaged or distorted. Replace the blade guard if it is bent or damaged.
Gear housing
The gear housing gets hot when the machine has been in use. To avoid burning yourself do not touch the gear housing.
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